Accu-Flo Meter Service RED SEAL MEASUREMENT neptune Operating And Maintenance Download Page 1 | Manualshive

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Operating and Maintenance
For Petroleum Meters

M233
Rev. B
P.D. Oscillating Piston Flowmeters:

1

1

⁄

4

″

Type A & 40 Petroleum

1

1

⁄

2

″

Type 40 Petroleum

1
2
3
...
»

Summary of Contents for RED SEAL MEASUREMENT neptune

Page 1: ...Operating and Maintenance For Petroleum Meters M233 Rev B P D Oscillating Piston Flowmeters 11 4 Type A 40 Petroleum 11 2 Type 40 Petroleum ...

Page 2: ...egister Models 3 11 4 Preset Models with Auto Stop Valve 4 11 2 Preset Models with Double Trip Valve 5 6 Double Trip Valve Maintenance 7 Calibration 8 Register Maintenance 9 Gear Train Maintenance 10 Measuring Chamber Maintenance 11 General Maintenance 12 Troubleshooting 13 ...

Page 3: ... on the inlet side of the flowmeter should be very thoroughly cleaned out Whenever possible place a spool in the place of the flowmeter and flush out all lines thoroughly before the flowmeter is installed The majority of service calls on new installations would be eliminated if these directions were followed Inlet and or outlet are marked on flowmeter do not install backwards After Installing Pass...

Page 4: ... the trip point is early or turn to shorten if the trip point is late For left hand assemblies turn in the opposite direction Continue this procedure until the final trip is on or close to the zero mark On double trip valves the intermediate flow rate will be satisfac tory when the final trip is adjusted as described Further adjustment of the trip point is possible but is not recommended for norma...

Page 5: ...icket into the printer Loosen the clamp screws on the rear of the ticket guides Move the guides to the right or left as re quired Tighten clamp screws The ticket must slide freely between the guides If the ticket bends at the forward end of the guide re move the guide and rebend the tail of the guide 3 If it is necessary to raise or lower the print ing push the two stop pins to the front or rear w...

Page 6: ...perating cam acting on pilot rod Secure with four hex screws C Reassemble valve handle A on knurled knob in position as shown for specific assembly After completing the above instructions the valve linkage must be adjusted in accordance with the procedure for the specific type valve as outlined on the following pages RIGHT HAND ASSEMBLY M P N O A G E D B C TO OPEN TO OPEN A G E D B C M P N O FIGUR...

Page 7: ...orrect mark due to a change in the speed of closing of the valve different rates of flow or any other reason the adjustment is made as follows Remove the screw located in the lower right corner of the front housing Insert a medium sized screwdriver into this hole until it engages the slotted head of an adjusting screw One turn of this screw will change the tripping point about one quarter of one g...

Page 8: ...od through register arm link and assemble clevis F to valve arm H using upper hole See Figure 4 Insert clevis pin E 6 Open valve all the way The opening of the valve is stopped by the set screw B which should project approximately 1 8 below the lug holding it Turn shaft O counterclockwise to latch up mechanism With valve held open tighten nut P against register arm link Then assemble and tighten s...

Page 9: ... be more than 1 4 DOUBLE TRIP MAINTENANCE To Disassemble and Assemble Double Trip Valve 1 Remove valve from flowmeter 2 Remove two screws A holding retaining ring B at inlet of valve Caution End plate should be held by hand when removing screws because of spring tension beneath the plate All internal parts of the valve can now be removed with the exception of the operating shaft mechanism The remo...

Page 10: ...g steps should be followed if it becomes necessary to disassemble the operating shafts because of leakage Shaft seal cannot be corrected by tightening of the bearing bracket screws In this case new O rings are usually re quired See parts list for 2 Type 1A Double Trip Preset Valve 1 Remove the valve handle A connecting rod arm I two stop plates B and H and two roll pins C Remove eight screws and p...

Page 11: ...2 spaces to the right from position E to position C to decrease the delivery about 34 cubic inches in 50 gallons After changing the calibration always replace top cover making sure that the sheet steel hous ing on the sides and back fits into the groove in the bottom edge of cover Run a small amount of liquid through the flowmeter before testing To prevent tampering always reseal after calibration...

Page 12: ...mended since these substances soften the surface of the plastic GEAR TRAIN MAINTENANCE Loose or Worn Stuffing Box Nut Remove the register If tightening the stuffing box nut by the fingers does not stop this leak replace with a new U cup It may also be necessary to replace the gear train To Repair Leaking U Cup Seal Stuffing Box 1 Remove the register 2 Remove the star connection 1 using a No 8Allen...

Page 13: ...m seal pin and roller are available as spare parts for rebuilding mea suring chamber To Clean The Measuring Chamber The parts may be most easily cleaned of scale etc by means of a good coarse stiff bristle not wire brush and gasoline All foreign matter except deeply embedded chips or heavy corrosion due to water may be removed in this manner Do not use abrasives such as emery cloth or sandpaper Th...

Page 14: ...been properly installed consist merely in guarding against foreign matter such as air sediment and water entering the measuring chamber Sediment The liquid passing through the measuring chamber must be free of grit and other forms of sediment in order to prevent unnecessary friction and the scoring of the piston and chamber walls Evidence of trouble from this source will be found in under registra...

Page 15: ...flowmeter stuck caused by dirt Check strainer and clean measuring chamber Over Registration Erratic a Leaking valve in empty compartment causing an emulsion of air and oil b Air release valve jamming allowing air to pass through the flowmeter c Spring in back pressure valve broken or valve stuck open d Vent line from the air release valve plugged causing air to pass through the flowmeter e Leaks i...

Page 16: ...Page 14 DIMENSIONS 11 4 TYPE 40 METER WITH 800 SERIES REGISTER 11 2 TYPE 40 METER WITH 800 SERIES REGISTER ...

Page 17: ...S 45 16 57 8 15 8 7 16 137 8 OUTLET INLET 60 3 8 16UNC 2B 3 HOLES INLET OUTLET 47 8 DIA 3 4 DIA BOTTOM VIEW OF MAIN CASE MOUNTING HOLES SCALE HALF 93 8 411 16 5 8 CLEARANCE FOR REMOVING REGISTER 2 41 4 25 8 65 8 DIA 11 2 DIA 11 16 DIA 2 HOLES EACH FLANGE 17 8 2 4 ...

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Page 20: ...U S A International 1310 Emerald Road Greenwood SC 29646 9558 Tel Toll Free 800 833 3357 864 223 1212 Fax 864 223 0341 Specifications subject to change without prior notification ...

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